3348738391 has 32 divisors (see below), whose sum is σ = 3784872960. Its totient is φ = 2949561216.

The previous prime is 3348738361. The next prime is 3348738397. The reversal of 3348738391 is 1938378433.

It is not a de Polignac number, because 3348738391 - 2¹³ = 3348730199 is a prime.

It is a super-2 number, since 2×3348738391² = 22428097622714537762, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3348738397) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1419585 + ... + 1421941.

It is an arithmetic number, because the mean of its divisors is an integer number (118277280).

Almost surely, 2^3348738391 is an apocalyptic number.

3348738391 is a deficient number, since it is larger than the sum of its proper divisors (436134569).

3348738391 is a wasteful number, since it uses less digits than its factorization.

3348738391 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2503.

The product of its digits is 1306368, while the sum is 49.

The square root of 3348738391 is about 57868.2848458463. The cubic root of 3348738391 is about 1496.0992561841.

The spelling of 3348738391 in words is "three billion, three hundred forty-eight million, seven hundred thirty-eight thousand, three hundred ninety-one".